Science ❯Earth Science ❯Geophysics

Earth Rotation

Day Length Variations Tidal Effects Chandler Wobble

Earth Spins Faster on July 22, Marking Second-Shortest Day of 2025

Global timekeepers have ruled out a leap second for 2025 as they draft protocols for a potential negative leap second by 2029

New Projections Confirm Record-Short Days This July and August

Three Record-Short Days Ahead as Earth’s Spin Accelerates